/// <summary>

        /// 为指定对象分配参数

        /// </summary>

        /// <typeparam name="T">对象类型</typeparam>

        /// <param name="dic">字段/值</param>

        /// <returns></returns>

        public static T Assign<T>(Dictionary<string, string> dic) where T : new()

        {

            Type myType = typeof(T);

            T entity = new T();

            var fields = myType.GetProperties();

            string val = string.Empty;

            object obj = null;

            foreach (var field in fields)

            {

                if (!dic.Keys.Contains(field.Name))

                    continue;

                val = dic[field.Name];

                object defaultVal;

                if (field.PropertyType.Name.Equals("String"))

                    defaultVal = "";

                else if (field.PropertyType.Name.Equals("Boolean"))

                {

                    defaultVal = false;

                    val = (val.Equals("") || val.Equals("on")).ToString();

                }

                else if (field.PropertyType.Name.Equals("Decimal"))

                    defaultVal = 0M;

                else

                    defaultVal = ;

                if (!field.PropertyType.IsGenericType)

                    obj = string.IsNullOrEmpty(val) ? defaultVal : Convert.ChangeType(val, field.PropertyType);

                else

                {

                    Type genericTypeDefinition = field.PropertyType.GetGenericTypeDefinition();

                    if (genericTypeDefinition == typeof(Nullable<>))

                        obj = string.IsNullOrEmpty(val) ? defaultVal : Convert.ChangeType(val, Nullable.GetUnderlyingType(field.PropertyType));

                }

                field.SetValue(entity, obj, null);

            }

            return entity;

        }